nanog mailing list archives

RE: How many ISPs are out there?


From: <up () 3 am>
Date: Tue, 24 Jul 2001 10:40:50 -0400 (EDT)


On Tue, 24 Jul 2001, Roeland Meyer wrote:

some exceptions <Qwest?>) use BGP either. Then there is the old route
pre-fixing problem. Not many ISPs, smaller than /19, are going to be doing
effective ASN's either.

I would take issue with the assertion that you need a /19 or larger to "be
doing effective ASNs".  My understanding is that as long as you get a
block from former class C or "the swamp", you should be visible
everywhere.  We recently requested, and got a /21 from 65/8 from Sprint.
A phone call and some pleading got them to change that to 208.8.16.0/21

AFAIK, that's reachable everywhere from AS19975  If that's *not* correct,
I'd sure like to know...

James Smallacombe                     PlantageNet, Inc. CEO and Janitor
up () 3 am                                                          http://3.am
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